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Lemur [1.5K]
3 years ago
13

In order to make an electromagnet, you need a

Physics
2 answers:
Orlov [11]3 years ago
8 0
A battery, some wire, and a nail.
Licemer1 [7]3 years ago
7 0
All you need to do is wrap some insulated copper<span> wire around an </span>iron<span> core. If you attach a battery to the wire, an electric current will begin to flow and the iron core will become magnetized. When the battery is disconnected, the iron core will lose its magnetism.</span>
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